they need to get the energy we have that we are going to win. >> >> reporter: the other big question, will there be trouble after the game. in the last few minutes, fire inspector and police officers showed up here. checking on overcrowding and overconsumption of alcohol the city has spent weeks warning fans to not repeat the rowdiness and the vandalism of the world series. we will be in the mission throughout the night to see if this superbowl turns into any kind of a super brawl. live in san francisco. ktvu channel "2 news." >>> san francisco police and transportation officials have been ramping up for what could be major celebrations tonight. our team coverage continues with the changes being made and reaction from the mayor. ken? >> reporter: we are here on market street and powell and if you look at market street, crowds are fairly light for a sunday afternoon. i guess that shouldn't be too much of a surprise. >>> if you look at the trolley station, you won't see a trolley. they are shut down for about he three hours, some of the small steps of of preparation being made. >> fans